Robyn Detterline’s March Chicago Collision Bird Migration Madness tournament may be a product of her own imagination, but the stakes are very real for birds when it comes to navigating their way safely through Chicago.

Climate scientists at the University of Michigan looked at 15 different plant pollens in the United States and used computer simulations to calculate how much worse allergy season will likely get by the year 2100. It’s enough to make allergy sufferers even more red-eyed.

“King James” by Rajiv Joseph receives a terrific world premiere by Steppenwolf Theatre. The play follows a friendship over a decade that began over a shared love for LeBron James and the Cleveland Cavaliers. 

It’s the last day for political candidates to turn in their paperwork. Plus, the outgoing head of the state’s public health department, and how inflation and high gas prices are impacting Chicago’s most vulnerable population.

There were no major surprises as the window closed, with no big names mounting a surprise challenge to Democratic Gov. J.B. Pritzker. With Petersburg’s Jesse Sullivan getting his petitions in before the 5 p.m. deadline, all five of the high-profile Republicans seeking their party’s nomination for governor have filed to run in what’s expected to be a contentious race.

An art exhibition called “Courage …” features work made by first responders. It is running in Skokie through April 3.

Although the United States barely uses Russian oil, Russia’s invasion of Ukraine is still a big factor in the gas-price spike — among other reasons.

The 2020 Census undercounted Latino, Black and Indigenous people. That’s according to a survey by the U.S. Census Bureau itself.

While the increase in the cost at the pump — or in the check-out line — impacts everyone, those who were already operating on a tight budget may be feeling the impact most acutely.

Russia and Ukraine kept a fragile diplomatic path open with a new round of talks on Monday even as Moscow’s forces pounded away at Kyiv and other cities across the country in a punishing assault that the Red Cross said has created “nothing short of a nightmare” for the civilian population.

It is the second time in six months that alderpeople have called an emergency meeting of the City Council to publicly push back against Lightfoot’s COVID-19 vaccine mandate. The alderpeople demanded the session one day after the deadline for Chicago Police Department members to get at least the first dose of the COVID-19 vaccine.

Designed to ease congestion on the Kennedy Expressway around O’Hare Airport, the new tollway will connect Interstate 90 and Interstate 294.

Attorneys for Jussie Smollett are seeking to get the former “Empire” star out of Cook County jail on bond, as his family claims he’s being held in a “psych ward” to begin his five-month jail stay.

A final vote on the measure, which advanced unanimously Monday, is set for March 23.

The mass shooting occurred at around 3:20 p.m. Sunday outside a pizza restaurant in the 7900 block of South Exchange Avenue.